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From "Antonio Gallardo" <agalla...@agssa.net>
Subject Re: CFORMS validation unexplained behavior
Date Thu, 02 Jun 2005 18:14:28 GMT
Hi:

print() is not part of the flow API. Use:

cocoon.log.debug("My comment");

Best Regards,

Antonio Gallardo

On Jue, 2 de Junio de 2005, 10:54, Messing, Elad dijo:
> Hello again !
> 	I have posted this text 24 hours ago, but it seems like it was
> too related to its previous thread, so I decided to repost it as a new
> thread with a new title. Forgive me if you consider this as spam.
>
>
> 	With the help of Sylvain and Thorsten I have managed to come up
> with a form.
> 	Now - when all data is valid, all works fine.
> 	The problem starts when the data is not valid.
>
> 	I have 3 widgets in my form - text field and a select list. (See
> definition below)
> 	On the text field there is a validation of length, and on the
> select list there is no validation, but the first "item" of it is a null
> record - to show an empty slot.
> 	On the "form" there is a validation so that either of the 2
> fields must contain value. (See definition below)
>
> 	When I first show the form all is fine.
>
> 	When I enter a too-short string in the text field, I get a
> strange behavior: I can see the error message stating it is too short,
> but I can also see the error message stating that either of the fields
> should be entered (coming from the "form level" validation function) -
> like nothing was entered in the text field. I added a "print" line into
> the form validation, to see that even though I have entered a value in
> the text field (it was too short - but it was there) the widget value is
> actually null. (see the "print" in the flow below).
>
> 	Also - I would expect the validation to stop after it was
> failing on the "too-short" text field widget validation. Why has it
> continued to the "Form level" validation at all ?
>
> 	Another strange behavior was, that after I submitted the form
> with valid data, I could see the results. When I pressed "Back" button
> of the browser - I got back to the form page, with all the error
> messages still showing. The fields are showing the valid data which I
> put in, but the errors from the first trail are still there. Why is that
> ?
>
> 	And the third issue - When I am not using the "Back" button, but
> instead using the original "link" to the form page, I get other results
> - I can see the form in the state it was after I entered a "too-short"
> string in the text field !! This is after I have already changed the
> data to valid, submitted, got my results, and return to the form page
> using its link 1 minute after.. I even get the results opening a new
> browser window, in a different process. Only "restart" to the web server
> removes it.
> 	Is this the normal behavior ? Should I reset the form in some
> manner ?
>
> 	I am attaching down the needed text from the flow and form
> description - maybe it can help you understand my problems.
>
> 	Thank you very much for reading my long post :)
>
> Elad
>
> **************
> <fd:form
>   xmlns:fd="http://apache.org/cocoon/forms/1.0#definition">
>
>   <fd:validation>
> 	<fd:javascript>
> 		validateRestaurantForm(widget);
> 	</fd:javascript>
>   </fd:validation>
>
>   <fd:widgets>
> 	<fd:messages id="errors">
> 		<fd:datatype base="string"/>
>   	</fd:messages>
>     <fd:field id="name">
>       <fd:label>Name</fd:label>
>       <fd:hint>Hint Hint</fd:hint>
>       <fd:datatype base="string"/>
>       <fd:validation>
>         <fd:length min="2">
> 	        <fd:failmessage>You should add name</fd:failmessage>
> 	    </fd:length>
>       </fd:validation>
>     </fd:field>
>
>     <fd:field id="type">
>       <fd:label>Type</fd:label>
>       <fd:datatype base="integer"/>
>       <fd:selection-list type="flow-jxpath" list-path="restTypeList"
> value-path="id" label-path="name"/>
> 	</fd:field>
>   </fd:widgets>
>
> </fd:form>
> **************
>
> function validateRestaurantForm (form){
> 	print ("Start validateRestaurantForm");
> 	var success = true;
> 	var nameWidget = form.lookupWidget("name");
> 	var typeWidget = form.lookupWidget("type");
> 	var errorsWidget = form.lookupWidget("errors");
>
>   	print ("Name: " + nameWidget.value + " Type: " +
> typeWidget.value);
>   	if (typeWidget.value == null && nameWidget.value == null ) {
> 		errorsWidget.addMessage("You must either select a name
> or type");
> 		print ("set the errors and return false");
>       	success = false;
> 	}
> 	return success;
> }
>
> **************
>
> Elad Messing
> Software Developer
> European Media Laboratory GmbH
> Schloss-Wolfsbrunnenweg 33
> D-69118 Heidelberg
>
>


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